For the forward biased diode...|SURFACE TENSION|JEEMAIN 2021

JEE MAIN 2021

20-07-21 S2

Question

For the forward biased diode characteristics shown in the figure, the dynamic resistance at $\mathrm{I}_{\mathrm{D}}=3 \mathrm{~mA}$ will be $\_\_\_\_$ $\Omega$

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Solution

R₍d₎ = dV/di = 1 / (di/dv) = 1 / (5 − 1 × 10⁻³ / 0.75 − 0.65) 100 / 4 = 25 Ω

Question Tags

JEE Main

Physics

Easy

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